Overview
The OP484FPZ is a precision, rail-to-rail input and output operational amplifier produced by Analog Devices Inc. This quad operational amplifier is designed for single-supply applications, offering a wide range of features that make it suitable for various precision and high-performance applications. The OP484FPZ operates from a single supply voltage ranging from 3 V to 36 V or from ±1.5 V to ±18 V, making it versatile for different system requirements.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Offset Voltage (OP484F Grade) | VOS | −40°C ≤ TA ≤ +125°C | 150 μV | - | 450 μV | μV |
| Input Bias Current | IB | −40°C ≤ TA ≤ +125°C | 60 nA | 450 nA | 600 nA | nA |
| Input Offset Current | IOS | −40°C ≤ TA ≤ +125°C | 2 nA | - | 50 nA | nA |
| Input Voltage Range | - | - | 0 V | - | 5 V | V |
| Common-Mode Rejection Ratio | CMRR | VCM = 0 V to 5 V, −40°C ≤ TA ≤ +125°C | 60 dB | - | 86 dB | dB |
| Large Signal Voltage Gain | AVO | RL = 2 kΩ, 1 V ≤ VO ≤ 4 V | 50 V/mV | - | 240 V/mV | V/mV |
| Output Voltage High | VOH | IL = 1.0 mA | 4.80 V | - | - | V |
| Output Voltage Low | VOL | IL = 1.0 mA | 125 mV | - | - | mV |
| Output Current | IOUT | - | - | - | ±6.5 mA | mA |
Key Features
- Single-supply operation with a voltage range of 3 V to 36 V or ±1.5 V to ±18 V.
- Rail-to-rail input and output capability.
- Wide bandwidth of 4 MHz.
- Low offset voltage, with grades as low as 65 μV.
- High slew rate of 4.0 V/μs.
- Low noise of 3.9 nV/√Hz.
- Unity-gain stable.
- High common-mode rejection ratio (CMRR) up to 86 dB.
Applications
- Battery-powered instrumentation.
- Power supply control and protection.
- Telecommunications equipment.
- ADC input buffer and DAC output amplifier.
- Filters and instrumentation.
- Portable telecommunications equipment.
- Amplifiers or buffers for transducers with wide output ranges, including Hall effect, piezoelectric, and resistive transducers.
Q & A
- What is the operating voltage range of the OP484FPZ?
The OP484FPZ operates from a single supply voltage ranging from 3 V to 36 V or from ±1.5 V to ±18 V.
- What is the bandwidth of the OP484FPZ?
The bandwidth of the OP484FPZ is 4 MHz.
- What is the typical offset voltage of the OP484FPZ?
The typical offset voltage of the OP484FPZ can be as low as 150 μV, depending on the grade.
- Is the OP484FPZ rail-to-rail?
Yes, the OP484FPZ has rail-to-rail input and output capability.
- What is the slew rate of the OP484FPZ?
The slew rate of the OP484FPZ is 4.0 V/μs.
- What are some common applications of the OP484FPZ?
Common applications include battery-powered instrumentation, power supply control and protection, telecommunications equipment, and as ADC input buffers and DAC output amplifiers.
- What is the common-mode rejection ratio (CMRR) of the OP484FPZ?
The CMRR of the OP484FPZ can be up to 86 dB.
- How many amplifiers are in the OP484FPZ package?
The OP484FPZ is a quad operational amplifier.
- What is the output current capability of the OP484FPZ?
The output current capability of the OP484FPZ is ±6.5 mA.
- Is the OP484FPZ suitable for high-noise environments?
No, the OP484FPZ has low noise of 3.9 nV/√Hz, making it suitable for low-noise applications.
